Home / 83,274.28-124,905.96-35,887.48

Finding the Fourth Proportional to 83,274.28, 124,905.96 and 35,887.48

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Solution

The fourth proportional to 83,274.28, 124,905.96 and 35,887.48 is: 53,828.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,274.28 : 124,905.96 = 35,887.48 : x
  2. Step 2: Convert to fraction form
    83,274.28/124,905.96 = 35,887.48/x
  3. Step 3: Cross multiply
    83,274.28x = 124,905.96 × 35,887.48
  4. Step 4: Simplify right side
    83,274.28x = 4,482,560,141.38
  5. Step 5: Solve for x
    x = 4,482,560,141.38/83,274.28
  6. Step 6: Final answer
    x = 53,828.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.